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| author | Haibo Chen <haibo.chen@nxp.com> | 2024-09-05 17:43:37 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2024-09-05 16:07:21 +0100 |
| commit | 9228956a620553d7fd17f703a37a26c91e4d92ab (patch) | |
| tree | 7231c11975557d6b3c56d13a030df084b0b4b226 /drivers/spi | |
| parent | 190b7e2efb1ed8435fc7431d9c7a2447d05d5066 (diff) | |
| download | lwn-9228956a620553d7fd17f703a37a26c91e4d92ab.tar.gz lwn-9228956a620553d7fd17f703a37a26c91e4d92ab.zip | |
spi: fspi: add support for imx8ulp
The flexspi on imx8ulp only has 16 LUTs, different with others which
have up to 32 LUTs.
Add a separate compatible string and nxp_fspi_devtype_data to support
flexspi on imx8ulp.
Fixes: ef89fd56bdfc ("arm64: dts: imx8ulp: add flexspi node")
Cc: stable@kernel.org
Signed-off-by: Haibo Chen <haibo.chen@nxp.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Link: https://patch.msgid.link/20240905094338.1986871-4-haibo.chen@nxp.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/spi')
| -rw-r--r-- | drivers/spi/spi-nxp-fspi.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/spi/spi-nxp-fspi.c b/drivers/spi/spi-nxp-fspi.c index f42c14d80289..69e427b1903b 100644 --- a/drivers/spi/spi-nxp-fspi.c +++ b/drivers/spi/spi-nxp-fspi.c @@ -371,6 +371,15 @@ static struct nxp_fspi_devtype_data imx8dxl_data = { .little_endian = true, /* little-endian */ }; +static struct nxp_fspi_devtype_data imx8ulp_data = { + .rxfifo = SZ_512, /* (64 * 64 bits) */ + .txfifo = SZ_1K, /* (128 * 64 bits) */ + .ahb_buf_size = SZ_2K, /* (256 * 64 bits) */ + .quirks = 0, + .lut_num = 16, + .little_endian = true, /* little-endian */ +}; + struct nxp_fspi { void __iomem *iobase; void __iomem *ahb_addr; @@ -1295,6 +1304,7 @@ static const struct of_device_id nxp_fspi_dt_ids[] = { { .compatible = "nxp,imx8mp-fspi", .data = (void *)&imx8mm_data, }, { .compatible = "nxp,imx8qxp-fspi", .data = (void *)&imx8qxp_data, }, { .compatible = "nxp,imx8dxl-fspi", .data = (void *)&imx8dxl_data, }, + { .compatible = "nxp,imx8ulp-fspi", .data = (void *)&imx8ulp_data, }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, nxp_fspi_dt_ids); |